Name: Buell 2007 LIGHTNING
Brand: Buell
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3-94 2007 Buell Lightning: Engine

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CRANKCASE 3.19

GENERAL

When rod bearings, pinion shaft bearing, or sprocket shaft

bearing are in need of repair, the engine must be removed

from the chassis; see 3.4 STRIPPING MOTORCYCLE FOR

ENGINE SERVICE in this section. It is recommended proce-

dure to check and make repairs to cylinder heads, cylinders,

gear case and transmission at the same time (perform entire

engine overhaul).

NOTE

Laying engine on primary side will damage clutch cable end

ﬁtting. If ﬁtting is damaged, clutch cable must be replaced.

DISASSEMBLY

Crankcase Halves

1. Remove cylinder heads. See 3.6 CYLINDER HEAD.

NOTE

After removing cylinders, install plastic or rubber hose over

cylinder studs. Lifting or moving crankcase by grasping studs

will cause cylinder stud damage.

2. Remove cylinders and pistons. See 3.7 CYLINDER AND

PISTON.

3. Remove oil pump. See 3.15 OIL PUMP.

4. Remove gearcase components. See 3.18 GEARCASE

COVER AND CAM GEARS.

5. Remove primary cover and primary drive/clutch compo-

nents. See 6.2 PRIMARY COVER.

6. Remove starter motor. See 5.7 STARTER.

7. See Figure 3-133. Remove rear isolator assembly by

removing the forward two fasteners ﬁrst and then the two

rear fasteners (re-install with new fasteners).

8. Remove right crankcase. See 6.8 CASE DISASSEMBLY

FOR TRANSMISSION REMOVAL.

9. If left crankcase requires repairs, proceed with transmis-

sion disassembly. See 6.9 TRANSMISSION DISASSEM-

BLY.

Figure 3-133. Rear Isolator Assembly

8723a

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Buell 2007 LIGHTNING Specifications

General